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      scalbn, scalbln

      Da cppreference.com
      < c‎ | numeric‎ | math

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      C
       
      Numéricos
       
      Funções matemáticas comuns
      Funções
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      Functions
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      Operações básicas
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      Basic operations
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      Funções exponenciais
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      Exponential functions
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      Funções de poder
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      Power functions
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      Funções trigonométricas e hiperbólicas
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      Trigonometric and hyperbolic functions
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      Erro e funções gamma
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      Error and gamma functions
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      Número inteiro mais próximo de operações de ponto flutuante
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      Nearest integer floating point operations
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      Flutuando funções de manipulação de pontos
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      Floating point manipulation functions
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      scalbnscalbln
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      Classificação
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      Classification
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      Constantes de macros
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      Macro constants
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      Definido no cabeçalho <cmath>
      float       scalbnf(float x, intexp);
      double      scalbn(double x, intexp);
      longdouble scalbnl(longdouble x, intexp);
      float       scalblnf(float x, longexp);
      double      scalbln(double x, longexp);
      longdouble scalblnl(longdouble x, longexp);
      Multiplica um valor de ponto flutuante por xFLT_RADIX aumentado para exp poder. No sistema binário é equivalente a ldexp().
      Original:
      Multiplies an floating point value x by FLT_RADIX raised to power exp. On binary system it is equivalent to ldexp().
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      [editar]Parâmetros

      arg -
      flutuando valor de ponto
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      floating point value
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      exp -
      valor inteiro
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      integer value
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      [editar]Valor de retorno

      Retorna x×FLT_RADIXexp.
      Original:
      Returns x×FLT_RADIXexp.
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      Se o resultado é muito grande para o tipo de base, o erro ocorre gama e HUGE_VAL é retornado.
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      If the result is too large for the underlying type, range error occurs and HUGE_VAL is returned.
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      [editar]Veja também

      decompõe um número em significand e um poder de 2
      Original:
      decomposes a number into significand and a power of 2
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      (função)[edit]
      multiplica um número por 2 elevado a uma potência
      Original:
      multiplies a number by 2 raised to a power
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      (função)[edit]
      C++ documentation for scalbn
      Obtida de "https://pt.cppreference.com/mwiki/index.php?title=c/numeric/math/scalbn&oldid=19726"
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